CN114930575A - 锂二次电池用负极活性物质的制备方法、通过该方法制备的锂二次电池用负极活性物质及包括该负极活性物质的锂二次电池 - Google Patents

锂二次电池用负极活性物质的制备方法、通过该方法制备的锂二次电池用负极活性物质及包括该负极活性物质的锂二次电池 Download PDF

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CN114930575A
CN114930575A CN202080087810.9A CN202080087810A CN114930575A CN 114930575 A CN114930575 A CN 114930575A CN 202080087810 A CN202080087810 A CN 202080087810A CN 114930575 A CN114930575 A CN 114930575A
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active material
negative electrode
electrode active
secondary battery
lithium secondary
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CN202080087810.9A
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Chinese (zh)
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金龙中
赵问圭
刘承宰
禹正圭
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Research Institute of Industrial Science and Technology RIST
Posco Holdings Inc
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Posco Co Ltd
Research Institute of Industrial Science and Technology RIST
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/914—Carbides of single elements
    • C01B32/956—Silicon carbide
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/386—Silicon or alloys based on silicon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/483—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides for non-aqueous cells
    • H—ELECTRICITY
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
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    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
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    • H01M4/625—Carbon or graphite
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/20—Graphite
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    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
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    • C—CHEMISTRY; METALLURGY
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    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
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    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
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    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027—Negative electrodes
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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
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  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Silicon Compounds (AREA)
  • Carbon And Carbon Compounds (AREA)
CN202080087810.9A 2019-12-20 2020-12-11 锂二次电池用负极活性物质的制备方法、通过该方法制备的锂二次电池用负极活性物质及包括该负极活性物质的锂二次电池 Pending CN114930575A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR10-2019-0171448 2019-12-20
KR1020190171448A KR102325754B1 (ko) 2019-12-20 2019-12-20 리튬 이차 전지용 음극 활물질의 제조 방법, 이 방법으로 제조된 리튬 이차 전지용 음극 활물질, 및 이 음극 활물질을 포함하는 리튬 이차 전지
PCT/KR2020/018192 WO2021125711A2 (ko) 2019-12-20 2020-12-11 리튬 이차 전지용 음극 활물질의 제조 방법, 이 방법으로 제조된 리튬 이차 전지용 음극 활물질, 및 이 음극 활물질을 포함하는 리튬 이차 전지

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CN114930575A true CN114930575A (zh) 2022-08-19

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US (1) US20230047302A1 (ja)
EP (1) EP4080610A4 (ja)
JP (1) JP2023506829A (ja)
KR (1) KR102325754B1 (ja)
CN (1) CN114930575A (ja)
WO (1) WO2021125711A2 (ja)

Citations (8)

* Cited by examiner, † Cited by third party
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CN1374712A (zh) * 2001-03-02 2002-10-16 三星Sdi株式会社 含碳材料和包含该材料的锂二次电池
US20110165467A1 (en) * 2010-01-05 2011-07-07 Samsung Sdi Co., Ltd., Negative electrode for rechargeable lithium battery and rechargeable lithium battery including the same
CN103022439A (zh) * 2011-09-21 2013-04-03 三星Sdi株式会社 负极活性材料、其制备方法和包括其的可再充电锂电池
CN103887502A (zh) * 2012-12-21 2014-06-25 上海杉杉科技有限公司 一种人造石墨锂离子电池负极材料及其制备方法
CN104025348A (zh) * 2012-11-30 2014-09-03 株式会社Lg化学 锂二次电池用负极活性材料、其制备方法及包含其的锂二次电池
CN105591084A (zh) * 2016-03-11 2016-05-18 深圳市贝特瑞新能源材料股份有限公司 一种负极活性材料及其制备方法
US20160211514A1 (en) * 2015-01-15 2016-07-21 Samsung Sdi Co., Ltd. Negative active material for rechargeable lithium battery, method of preparing same and rechargeable lithium battery including same
CN107431189A (zh) * 2016-02-17 2017-12-01 瓦克化学股份公司 复合核壳型颗粒

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WO2012077268A1 (ja) * 2010-12-07 2012-06-14 株式会社大阪チタニウムテクノロジーズ リチウムイオン二次電池負極材用粉末、これを用いたリチウムイオン二次電池負極およびキャパシタ負極、ならびにリチウムイオン二次電池およびキャパシタ
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KR101817418B1 (ko) * 2015-03-23 2018-01-11 주식회사 엘지화학 음극 활물질 및 이의 제조방법
JP6884982B2 (ja) * 2016-01-12 2021-06-09 三菱ケミカル株式会社 非水系二次電池用負極材の製造方法、及び非水系二次電池用負極材を用いた非水系二次電池
KR102256489B1 (ko) * 2016-12-26 2021-05-27 주식회사 엘지에너지솔루션 도전 조성물, 및 이를 포함하는 양극 슬러리

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1374712A (zh) * 2001-03-02 2002-10-16 三星Sdi株式会社 含碳材料和包含该材料的锂二次电池
US20110165467A1 (en) * 2010-01-05 2011-07-07 Samsung Sdi Co., Ltd., Negative electrode for rechargeable lithium battery and rechargeable lithium battery including the same
CN103022439A (zh) * 2011-09-21 2013-04-03 三星Sdi株式会社 负极活性材料、其制备方法和包括其的可再充电锂电池
CN104025348A (zh) * 2012-11-30 2014-09-03 株式会社Lg化学 锂二次电池用负极活性材料、其制备方法及包含其的锂二次电池
CN103887502A (zh) * 2012-12-21 2014-06-25 上海杉杉科技有限公司 一种人造石墨锂离子电池负极材料及其制备方法
US20160211514A1 (en) * 2015-01-15 2016-07-21 Samsung Sdi Co., Ltd. Negative active material for rechargeable lithium battery, method of preparing same and rechargeable lithium battery including same
CN107431189A (zh) * 2016-02-17 2017-12-01 瓦克化学股份公司 复合核壳型颗粒
CN105591084A (zh) * 2016-03-11 2016-05-18 深圳市贝特瑞新能源材料股份有限公司 一种负极活性材料及其制备方法

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KR102325754B1 (ko) 2021-11-12
JP2023506829A (ja) 2023-02-20
US20230047302A1 (en) 2023-02-16
WO2021125711A2 (ko) 2021-06-24
WO2021125711A3 (ko) 2021-08-05
EP4080610A4 (en) 2023-06-21
EP4080610A2 (en) 2022-10-26
KR20210080656A (ko) 2021-07-01

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